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<h1>navo/algorithm/hash/signature/tiger.h</h1>  </div>
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<a href="tiger_8h.html">浏览该文件的文档。</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */</span>
<a name="l00011"></a>00011 <span class="preprocessor">#ifdef _MSC_VER</span>
<a name="l00012"></a>00012 <span class="preprocessor"></span><span class="preprocessor">#pragma once</span>
<a name="l00013"></a>00013 <span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* #ifdef _MSC_VER */</span>
<a name="l00014"></a>00014 
<a name="l00015"></a>00015 <span class="preprocessor">#ifndef __NV_TIGER__</span>
<a name="l00016"></a>00016 <span class="preprocessor"></span><span class="preprocessor">#define __NV_TIGER__</span>
<a name="l00017"></a>00017 <span class="preprocessor"></span>
<a name="l00018"></a>00018 <span class="preprocessor">#include &quot;<a class="code" href="cdef_8h.html" title="Definitions and declarations for common constants, types, variables.">../../../port/cdef.h</a>&quot;</span>
<a name="l00019"></a>00019 <span class="preprocessor">#include &quot;<a class="code" href="integer_8h.html" title="Provides standard integer types.">../../../port/integer.h</a>&quot;</span>
<a name="l00020"></a>00020 
<a name="l00027"></a>00027 <span class="preprocessor">#ifdef INT64_SUPPORT</span>
<a name="l00028"></a>00028 <span class="preprocessor"></span><span class="preprocessor">#define TIGER_SUPPORT</span>
<a name="l00029"></a>00029 <span class="preprocessor"></span>
<a name="l00030"></a>00030 <span class="preprocessor">#ifdef __cplusplus</span>
<a name="l00031"></a>00031 <span class="preprocessor"></span><span class="preprocessor">#include &lt;cstring&gt;</span>
<a name="l00032"></a>00032 <span class="keyword">extern</span> <span class="stringliteral">&quot;C&quot;</span> {
<a name="l00033"></a>00033 <span class="preprocessor">#else</span>
<a name="l00034"></a>00034 <span class="preprocessor"></span><span class="preprocessor">#include &lt;string.h&gt;</span>
<a name="l00035"></a>00035 <span class="preprocessor">#endif  </span><span class="comment">/* #ifdef __cplusplus */</span>
<a name="l00036"></a>00036 
<a name="l00041"></a>00041 <span class="keyword">typedef</span> <span class="keyword">struct </span>{
<a name="l00043"></a>00043     uint64_t a, b, c;
<a name="l00045"></a>00045     uint32_t cnt;
<a name="l00047"></a>00047     uint32_t blks;
<a name="l00049"></a>00049     <a class="code" href="group___xE6_x95_xB4_xE5_x9E_x8B_xE5_xAE_x9A_xE4_xB9_x89.html#gae1affc9ca37cfb624959c866a73f83c2" title="8比特无符号整型">uint8_t</a> digest[64];
<a name="l00050"></a>00050 }tiger_ctx;
<a name="l00051"></a>00051 
<a name="l00052"></a>00052 <span class="preprocessor">#define TIGER128_SIZE 16</span>
<a name="l00053"></a>00053 <span class="preprocessor"></span><span class="preprocessor">#define TIGER160_SIZE 20</span>
<a name="l00054"></a>00054 <span class="preprocessor"></span><span class="preprocessor">#define TIGER192_SIZE 24</span>
<a name="l00055"></a>00055 <span class="preprocessor"></span>
<a name="l00060"></a>00060 <span class="preprocessor">#define TIGER_CTX(name) \</span>
<a name="l00061"></a>00061 <span class="preprocessor">    tiger_ctx name = {                  \</span>
<a name="l00062"></a>00062 <span class="preprocessor">        UINT64_C(0x0123456789ABCDEF),   \</span>
<a name="l00063"></a>00063 <span class="preprocessor">        UINT64_C(0xFEDCBA9876543210),   \</span>
<a name="l00064"></a>00064 <span class="preprocessor">        UINT64_C(0xF096A5B4C3B2E187),   \</span>
<a name="l00065"></a>00065 <span class="preprocessor">        0, 0, {0}}</span>
<a name="l00066"></a>00066 <span class="preprocessor"></span>
<a name="l00072"></a>00072 <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> tiger_init(tiger_ctx* ctx)
<a name="l00073"></a>00073 {
<a name="l00074"></a>00074     ctx-&gt;a = UINT64_C(0x0123456789ABCDEF);
<a name="l00075"></a>00075     ctx-&gt;b = UINT64_C(0xFEDCBA9876543210);
<a name="l00076"></a>00076     ctx-&gt;c = UINT64_C(0xF096A5B4C3B2E187);
<a name="l00077"></a>00077     ctx-&gt;cnt = 0;
<a name="l00078"></a>00078     ctx-&gt;blks = 0;
<a name="l00079"></a>00079 }
<a name="l00080"></a>00080 
<a name="l00081"></a>00081 NV_API <span class="keywordtype">void</span> __tiger_update(tiger_ctx* ctx, <a class="code" href="group___xE6_x95_xB4_xE5_x9E_x8B_xE5_xAE_x9A_xE4_xB9_x89.html#gae1affc9ca37cfb624959c866a73f83c2" title="8比特无符号整型">uint8_t</a>* buf, <span class="keywordtype">size_t</span> len);
<a name="l00082"></a>00082 NV_API <span class="keywordtype">void</span> __tiger_final(tiger_ctx* ctx, <a class="code" href="group___xE6_x95_xB4_xE5_x9E_x8B_xE5_xAE_x9A_xE4_xB9_x89.html#gae1affc9ca37cfb624959c866a73f83c2" title="8比特无符号整型">uint8_t</a>* hash, uint64_t* digest);
<a name="l00083"></a>00083 
<a name="l00114"></a>00114 <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> tiger_update(tiger_ctx* ctx, <span class="keywordtype">void</span>* buf, <span class="keywordtype">size_t</span> cnt)
<a name="l00115"></a>00115 {
<a name="l00116"></a>00116     __tiger_update(ctx, (<a class="code" href="group___xE6_x95_xB4_xE5_x9E_x8B_xE5_xAE_x9A_xE4_xB9_x89.html#gae1affc9ca37cfb624959c866a73f83c2" title="8比特无符号整型">uint8_t</a>*)(buf), cnt);
<a name="l00117"></a>00117 }
<a name="l00118"></a>00118 
<a name="l00126"></a>00126 <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> tiger_final(tiger_ctx* ctx, <span class="keywordtype">void</span>* digest)
<a name="l00127"></a>00127 {
<a name="l00128"></a>00128     __tiger_final(ctx, ctx-&gt;digest, (uint64_t*)digest);
<a name="l00129"></a>00129 }
<a name="l00130"></a>00130 
<a name="l00131"></a>00131 <span class="preprocessor">#define tiger192_final tiger_final</span>
<a name="l00132"></a>00132 <span class="preprocessor"></span>
<a name="l00140"></a>00140 <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> tiger128_final(tiger_ctx* ctx, <span class="keywordtype">void</span>* digest)
<a name="l00141"></a>00141 {
<a name="l00142"></a>00142     <a class="code" href="group___xE6_x95_xB4_xE5_x9E_x8B_xE5_xAE_x9A_xE4_xB9_x89.html#gae1affc9ca37cfb624959c866a73f83c2" title="8比特无符号整型">uint8_t</a> buf[TIGER192_SIZE];
<a name="l00143"></a>00143 
<a name="l00144"></a>00144     tiger_final(ctx, buf);
<a name="l00145"></a>00145     memcpy(digest, buf, TIGER128_SIZE);
<a name="l00146"></a>00146     memset(buf, 0, <span class="keyword">sizeof</span>(buf));
<a name="l00147"></a>00147 }
<a name="l00148"></a>00148 
<a name="l00156"></a>00156 <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> tiger160_final(tiger_ctx* ctx, <span class="keywordtype">void</span>* digest)
<a name="l00157"></a>00157 {
<a name="l00158"></a>00158     <a class="code" href="group___xE6_x95_xB4_xE5_x9E_x8B_xE5_xAE_x9A_xE4_xB9_x89.html#gae1affc9ca37cfb624959c866a73f83c2" title="8比特无符号整型">uint8_t</a> buf[TIGER192_SIZE];
<a name="l00159"></a>00159 
<a name="l00160"></a>00160     tiger_final(ctx, buf);
<a name="l00161"></a>00161     memcpy(digest, buf, TIGER160_SIZE);
<a name="l00162"></a>00162     memset(buf, 0, <span class="keyword">sizeof</span>(buf));
<a name="l00163"></a>00163 }
<a name="l00164"></a>00164 
<a name="l00165"></a>00165 <span class="preprocessor">#ifdef __cplusplus</span>
<a name="l00166"></a>00166 <span class="preprocessor"></span>}
<a name="l00167"></a>00167 <span class="preprocessor">#endif  </span><span class="comment">/* #ifdef __cplusplus */</span>
<a name="l00168"></a>00168 
<a name="l00169"></a>00169 <span class="preprocessor">#else</span>
<a name="l00170"></a>00170 <span class="preprocessor"></span><span class="preprocessor">#error &quot;Need int64 support&quot;</span>
<a name="l00171"></a>00171 <span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* #ifdef INT64_SUPPORT */</span>
<a name="l00172"></a>00172 
<a name="l00175"></a>00175 <span class="preprocessor">#endif </span><span class="comment">/* #ifndef __NV_TIGER__ */</span>
<a name="l00176"></a>00176 
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